%% You should probably cite rfc9112 instead of this I-D.
@techreport{ietf-httpbis-messaging-18,
    number =    {draft-ietf-httpbis-messaging-18},
    type =      {Internet-Draft},
    institution =   {Internet Engineering Task Force},
    publisher = {Internet Engineering Task Force},
    note =      {Work in Progress},
    url =       {https://datatracker.ietf.org/doc/draft-ietf-httpbis-messaging/18/},
    author =    {Roy T. Fielding and Mark Nottingham and Julian Reschke},
    title =     {{HTTP/1.1}},
    pagetotal = 60,
    year =      2021,
    month =     aug,
    day =       18,
    abstract =  {The Hypertext Transfer Protocol (HTTP) is a stateless application- level protocol for distributed, collaborative, hypertext information systems. This document specifies the HTTP/1.1 message syntax, message parsing, connection management, and related security concerns. This document obsoletes portions of RFC 7230.},
}